20949422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1583}}^1$

素因数の和:2107

約数の個数: 16

約数和(自身を含む): 33929280

約数和(自身を除く): 12979858

約数列:

[1, 2, 13, 26, 509, 1018, 1583, 3166, 6617, 13234, 20579, 41158, 805747, 1611494, 10474711, 20949422]

約数ペア:

[(1, 20949422), (2, 10474711), (13, 1611494), (26, 805747), (509, 41158), (1018, 20579), (1583, 13234), (3166, 6617)]